35 entries under contamination topic. ×

8
pollution(noun, exhaust, gas, effluence)
3
fumes(noun, air, obscurity, mist)
2
blight
2
effluence
2
greenhouse gasses(expression, idiom, effluence)
1
litter(noun, effluence)
1
toxic waste(expression, idiom, effluence)
0
abuse
0
adulteration
0
besmearing
0
besmirching
0
corruption
0
decomposition
0
defilement
0
desecration
0
deterioration
0
dirtiness
0
dirtying
0
fouling
0
foulness
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APASmart Define. (2015). smog thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/smog/thesaurus/synonyms
ChicagoSmart Define. 2015. "smog thesaurus" https://smartdefine.org/smog/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, smog thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/smog/thesaurus/synonyms>.
MLASmart Define. "smog thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/smog/thesaurus/synonyms>